1.??6 MODES TO TAKE CARE OF ORAL HEALTH?? - 6 kinds of smart modes, multiple care for oral health. Novice mode, gentle mode, cleaning mode, bright white mode, polishing mode, massage mode. 6 different modes are suitable for different teeth and gum conditions, which can better take care of your sensitive mouth and teeth. 2.??2 MINUTES INTELLIGENT TIMER?? - There is a short pause every 30 seconds and vibration for 1.5 seconds. This is a 2-minute smart timer that reminds you to balance the four areas of the oral cavity and reach the brushing time recommended by dental professionals to ensure that the oral cavity is cleaned without leaving dead ends. 3.?? BRUSH HEADS?? - The bristles are made of nylon. The ends of the bristles are smooth, soft, wear-resistant, and non-absorbent, providing you with a safe and gentle brushing experience. 30 tufts of bristles, 12 tufts of sterile bristles, 18 anti-allergic bristles, swing width 6 mm, better care for teeth and clean mouth. 4.??HIGH VIBRATION?? - Sonic electric toothbrushes employ strong powered motors to achieve 42,000 strokes per minute. Effectively clean your teeth and gums. 5.??FAST CHARGE & LONG LAST?? - The charging indicator light flashes to remind the electric toothbrush needs to be charged. When working, the light is on at the corresponding gear position, the red light is on when charging, and the light turns green when it is full.Last a total of 60 days of brushing cycle (2 minutes/2 times/day) after fully charged. IPX7 waterproof for easy water rinsing after each use.